| Form D-20 | Corporation Franchise Tax Return | 02/17/2012 |
| Form D-2030P | 2011 Payment Voucher | 01/20/2012 |
| Form D-20ES | Declaration of Estimated Franchise Tax for Corporations | 01/20/2012 |
| Form D-2220 | Underpayment of Estimated Franchise Tax by Business | 02/23/2012 |
| Form D-2440 | Disability Income Exclusion | 01/29/2013 |
| Form D-30 | Fill-in included pages 1-6 and Schedule UB | 02/17/2012 |
| Form D-4 | Employee Withholding Allowance Certificate | 11/07/2012 |
| Form D-40 | Individual Income Tax Forms and Instructions for Single and Joint Filers with No Dependents and All Other Filers | 01/11/2013 |
| D-40-Bklt | Individual Income Tax Forms and Instructions for Single and Joint Filers with No Dependents and All Other Filers | 01/14/2013 |
| Form D-40 EZ | Individual Income Tax Forms and Instructions for Single and Joint Filers with No Dependents and All Other Filers | 01/23/2013 |
| Form D-40ES | Estimated Payment for Individual Income Tax | 09/26/2012 |
| Form D-40P | Payment Voucher | 10/19/2012 |
| Form D-41ES | Estimated Payment for Fiduciary Tax | 10/05/2012 |
| Form D-41P | Payment Voucher | 10/05/2012 |
| Form D-4A | Certificate of Nonresidence in DC | 11/06/2012 |
| Form D-65 | Partnership Return of Income | 04/12/2012 |
| Form FR-127 | Extension of Time to File Voucher | 09/26/2012 |
| Form FR-128 | Extension of Time to File | 02/01/2012 |
| Form FR-147 | Statement of Person Claiming Refund Due a Deceased Taxpayer | 01/31/2013 |
| Form FR-329 | Consumer Use Tax on Purchases and Rentals Homeowner/Renter Property Tax Credit | 01/30/2013 |
| Form FR-900A | 2012 Employer/Payor | 11/06/2012 |
| Form FR-900B | 2012 Employer/Payor Withholding Tax Annual Reconciliation and Report | 01/11/2012 |
| Form FR-900M | 2013 Employer/Payor | 10/24/2012 |
| Form FR-900Q | 2013 Employer/Payor | 10/24/2012 |
| Schedule H | Supplemental Information/Dependents | 01/17/2013 |
| Schedule L | Lower Income Long-Term Homeowner Credit | 01/25/2013 |
| Form W-2T | Transmittal for Paper Forms W-2 | 11/06/2012 |